if (strlen($content) > 1800) {
                    $messageSplit[1] = htmlspecialchars_decode(trim($messageSplit[1]));
                    $channel->sendMessage($messageSplit[1], false)->then(
                            function (){ //code on completion
                                unset($messageSplit[0]);
                                unset($messageSplit[1]);
                                array_values($messageSplit);
                                SendQueued($channel, $messageSplit);

                        },
                            function ($reason){
                                //process exception
                            }
                        );
                    if (DEBUG) { $this->logger->addInfo("Debug MSG:009-0-2 fCheckMails_for{$keyID}-msg2: {$messageSplit[1]}"); }
                }

//add function somewhere
/**
 * Sends messages in queue waiting for previous to send (hopefully x) )
 * @param $channel channel to send to
 * @param $msg     message text
 */
function SendQueued($channel, $msg){
$channel->sendMessage($msg[0])->then(

        function (){ //code on completion
            unset($msg[0]);
            array_values($msg);
            if(count($messageSplit)>0) return SendQueued($channel, $messageSplit);
    },
        function ($reason){
            //process exception
        }
    );

}